TREA

Iwao Mitsuki

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Paper feed roller drive system for a printer
    • Patent number 4,744,687
    • Issue date May 17, 1988
    • Ricoh Company, Ltd.
    • Yasuyuki Nukaya
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ribbon cartridge
    • Patent number 4,479,730
    • Issue date Oct 30, 1984
    • Ricoh Company, Ltd.
    • Satoru Yoshioka
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS